CN116413743A - Inflatable underwater equipment recycling positioning indication device - Google Patents
Inflatable underwater equipment recycling positioning indication device Download PDFInfo
- Publication number
- CN116413743A CN116413743A CN202310007676.2A CN202310007676A CN116413743A CN 116413743 A CN116413743 A CN 116413743A CN 202310007676 A CN202310007676 A CN 202310007676A CN 116413743 A CN116413743 A CN 116413743A
- Authority
- CN
- China
- Prior art keywords
- air bag
- gas generator
- sealing block
- underwater equipment
- indicating device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004064 recycling Methods 0.000 title description 10
- 238000011084 recovery Methods 0.000 claims abstract description 55
- 230000008054 signal transmission Effects 0.000 claims abstract description 10
- 238000007667 floating Methods 0.000 claims abstract description 7
- 238000000926 separation method Methods 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 56
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 230000006835 compression Effects 0.000 claims description 11
- 238000007906 compression Methods 0.000 claims description 11
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- OENIXTHWZWFYIV-UHFFFAOYSA-N 2-[4-[2-[5-(cyclopentylmethyl)-1h-imidazol-2-yl]ethyl]phenyl]benzoic acid Chemical compound OC(=O)C1=CC=CC=C1C(C=C1)=CC=C1CCC(N1)=NC=C1CC1CCCC1 OENIXTHWZWFYIV-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical compound C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920002492 poly(sulfone) Polymers 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
Abstract
The invention discloses an inflatable underwater equipment recovery positioning indication device. The recovery positioning indication device is arranged in the underwater equipment, when the recovery positioning indication device pops out of the underwater equipment for separation, the recovery positioning indication device is connected with the underwater equipment through a connecting wire, and the recovery positioning indication device comprises: the device comprises a transmitting unit, an air bag, a gas generator and a base which are connected in sequence; further comprises: a wire pipe and a signal emission control cable; the wire passing pipe sequentially penetrates through the bottom of the transmitting unit, the air bag and the top of the gas generator; the signal emission control cable sequentially penetrates through the base, the bottom of the gas generator and the wire passing pipe and is used for supplying power to the gas generator so as to enable the gas generator to generate gas; an inflation channel is arranged between the gas generator and the air bag and is used for expanding the air bag from a folded state; the transmitting unit includes: the Beidou module is connected with the signal transmission control cable and used for transmitting the position of the floating point of the underwater equipment to the Beidou satellite. The device has simple structural design and smaller body size.
Description
Technical Field
The invention relates to the technical field of positioning indication, in particular to an inflatable underwater equipment recycling positioning indication device.
Background
At present, the test of the underwater equipment and the test required to be carried out based on ocean exploration are more and more extensive, the test time is long, the underwater equipment is far away from the coast, in the test process, due to the effects of stormy waves, ocean currents and the like, the underwater equipment can deviate from a laying point or a test point far away, in order to avoid losing connection during the operation in a large-scale water area, the underwater equipment is often provided with a GPS recovery positioning indication device, and after the underwater equipment floats out of the water, the GPS recovery positioning indication device pops out and separates from the inside of the underwater equipment, and the middle is connected by a cable or a rope. In order to maintain certain buoyancy, the shell of the conventional ejection GPS recovery positioning indicating device is usually designed to be large in overall dimension, occupies large space of underwater equipment, and cannot be used by small underwater equipment; after being popped out and separated from the underwater equipment, the device is often collided with a rigid shell of the underwater equipment under the surge action, the collision often causes damage to the GPS recovery positioning indication device and the shell of the underwater equipment under severe sea conditions, and the internal controller is damaged and loses the positioning indication function when the damage is serious.
The problems that the recovery positioning indicating device occupies a large space of the underwater equipment in the prior art, the small underwater equipment cannot be used, and after the small underwater equipment is ejected out of the underwater equipment, the recovery positioning indicating device and the underwater equipment are damaged due to mutual collision between rigid shells, and even an internal controller is damaged are solved, and an effective solution is not proposed at present.
Disclosure of Invention
The embodiment of the invention provides an inflatable underwater equipment recovery positioning indication device, which aims to solve the problems that the recovery positioning indication device occupies a large space of the underwater equipment, the small underwater equipment cannot be used, and after being popped out of the underwater equipment, the recovery positioning indication device and the underwater equipment shell are damaged due to mutual collision between rigid shells, and even an internal controller is damaged in the prior art.
In order to achieve the above object, the present invention provides an inflatable underwater equipment recovery positioning indication device, the recovery positioning indication device is disposed in the underwater equipment, and when the recovery positioning indication device pops out and separates from the underwater equipment, the recovery positioning indication device is connected with the underwater equipment through a connecting line, wherein the recovery positioning indication device includes: the device comprises a transmitting unit, an air bag, a gas generator, a base, a wire passing pipe and a signal transmitting control cable; the emission unit, the air bag, the gas generator and the base are sequentially connected; the wire passing pipe sequentially penetrates through the bottom of the transmitting unit, the air bag and the top of the gas generator; the signal transmission control cable sequentially penetrates through the base, the bottom of the gas generator and the wire passing pipe and is used for supplying power to the gas generator when the recovery positioning indicating device is popped out of the underwater equipment for separation, so that the gas generator generates gas; an inflation channel is arranged between the gas generator and the air bag, and is used for enabling gas generated by the gas generator to be inflated into the air bag, changing the air bag from a folded state to an unfolded state and sequentially driving the recovery positioning indicating device and the underwater equipment to float to the water surface; the transmitting unit includes: the Beidou module is connected with the signal transmission control cable penetrating through the top of the wire passing pipe and used for transmitting the Beidou satellite to the underwater equipment floating point.
Optionally, the transmitting unit further includes: the device comprises an emission skylight and a Beidou module mounting seat; the transmitting skylight is fixedly connected with the Beidou module mounting seat and forms a circular cavity; the Beidou module is located in the round cavity.
Optionally, the method further comprises: a first air bag sealing block; the first air bag sealing block is arranged at the bottom of the Beidou module mounting seat and is positioned at the top opening of the air bag, one end of the first air bag sealing block is connected with the wire passing pipe, and the other end of the first air bag sealing block is connected with the opening end of the air bag.
Optionally, the method further comprises: a second air bag sealing block; the second air bag sealing block is arranged at the bottom of the air bag and is positioned in the air bag.
Optionally, the method further comprises: a third air bag sealing block; the third air bag sealing block is arranged at the bottom of the air bag and is positioned outside the air bag.
Optionally, the inflation channel is located between the second bladder sealing block and the conduit.
Optionally, a protrusion is disposed on the conduit, and the protrusion is located at the bottom of the first air bag sealing block.
Optionally, the method further comprises: a compression nut; the compression nut is arranged at the top of the Beidou module mounting seat and penetrates into the wire passing pipe, and is used for enabling the Beidou module mounting seat to be fixedly connected with the air bag through the first air bag sealing block.
Optionally, the method further comprises: a pressure release valve; the pressure relief valve is arranged on the side wall of the air bag and is used for discharging the gas in the air bag when the pressure of the air bag is greater than a preset threshold value.
Optionally, the device further comprises a balancing weight; the balancing weight is arranged in the base; wherein, the base is U type structure.
The invention has the beneficial effects that:
the invention provides an inflatable underwater equipment recovery positioning indicating device which is simple in structural design, small in size, small in occupied space of the underwater equipment and capable of being used on small-sized underwater equipment; after recovery positioning indication device separates from equipment under water, the gasbag changes the expansion state into fast by folding state, and the volume increases, and gasbag and equipment under water collide this moment, can play the cushioning effect, have avoided the structure casing damage, can effectually protect recovery positioning indication device and equipment under water inside components and parts not damaged, improve recovery positioning indication device's reliability to through setting up the transmitting unit, the salvage personnel of being convenient for in time fix a position the equipment position under water of come-up.
Drawings
FIG. 1 is a schematic view of an uninflated structure of a recycling and positioning indicator according to an embodiment of the present invention;
fig. 2 is a partial enlarged view of a joint a between a transmitting unit and an airbag according to an embodiment of the present invention;
FIG. 3 is an enlarged view of a portion of a connection B between an airbag and a gas generator according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of the inflated recovery positioning indicator according to the embodiment of the present invention.
Symbol description:
the device comprises a transmitting unit-1, an air bag-2, a gas generator-3, a base-4, a wire pipe-5, a signal transmission control cable-6, an inflation channel-7, a compression nut-8, a balancing weight-9, a Beidou module-11, a transmitting skylight-12, a Beidou module mounting seat-13, a first air bag sealing block-21, a second air bag sealing block-22, a third air bag sealing block-23, a pressure relief valve-24 and a bulge-51.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In order to maintain certain buoyancy, the shell of the conventional ejection GPS recovery positioning indicating device is usually designed to be large in overall dimension, occupies large space of underwater equipment, and cannot be used by small underwater equipment; after being popped out and separated from the underwater equipment, the device is often collided with a rigid shell of the underwater equipment under the surge action, the collision often causes damage to the GPS recovery positioning indication device and the shell of the underwater equipment under severe sea conditions, and the internal controller is damaged and loses the positioning indication function when the damage is serious.
Thus, the invention provides an inflatable underwater equipment recovery positioning indicating device which is arranged in the underwater equipment and is connected with the underwater equipment through a connecting wire (cable or rope) when the recovery positioning indicating device is popped out and separated from the underwater equipment; fig. 1 is a schematic structural diagram of an inflatable underwater equipment recovery positioning indication device provided by an embodiment of the present invention, and fig. 4 is a schematic structural diagram of the inflatable underwater equipment recovery positioning indication device provided by the embodiment of the present invention, where the inflatable underwater equipment recovery positioning indication device is as shown in fig. 1 and fig. 4, and the inflatable underwater equipment recovery positioning indication device includes: a transmitting unit 1, an air bag 2, a gas generator 3, a base 4, a wire passing tube 5 and a signal transmission control cable 6;
the transmitting unit 1, the air bag 2, the gas generator 3 and the base 4 are sequentially connected;
specifically, the transmitting unit 1 comprises a Beidou module 11, a transmitting skylight 12 and a Beidou module mounting seat 13; the transmitting skylight 12 is fixedly connected with the Beidou module mounting seat 13 and forms a circular cavity; the Beidou module 11 is located in the circular cavity. Specifically, the transmitting skylight 12 is connected with the Beidou module mounting seat 13 through a fixing screw. The transmitting skylight 12 is made of polysulfone material, has good wave-transmitting performance, and the signal transmitted by the Beidou module 11 can penetrate through the transmitting skylight 12. The transmitting skylight 12 also has good machining and bearing properties.
The wire pipe 5 sequentially penetrates through the bottom of the transmitting unit 1, the air bag 2 and the top of the gas generator 3; the wire passing pipe 5 is of a longitudinal structure, the middle part of the wire passing pipe 5 is of a hollow structure, the signal emission control cable 6 sequentially penetrates through the base 4, the bottom of the gas generator 3 and the wire passing pipe 5, and is used for supplying power to the gas generator 3 when the recovery positioning indicating device is ejected and separated from the underwater equipment, so that the gas generator 3 generates gas; the Beidou module 11 is connected with the signal transmission control cable 6 penetrating through the top of the wire pipe 5 and used for transmitting the floating point position of the underwater equipment to a Beidou satellite.
Specifically, when the recovery positioning indicating device has not been separated from the inside of the underwater equipment, the airbag 2 is in a folded state; when the recovery positioning indicating device is separated from the inside of the underwater equipment, the gas generator 3 is powered by the signal emission control cable 6 so as to generate gas by the gas generator 3 (namely, the gas generating medicine in the gas generator 3 is ignited to explode, thereby generating gas); an inflation channel 7 is arranged between the gas generator 3 and the air bag 2, so that the gas generated by the gas generator 3 is inflated into the air bag 2, the air bag 2 is changed into an unfolding state from a folding state, and the recovery positioning indicating device and the underwater equipment are sequentially driven to float to the water surface (namely, after the air bag 2 is inflated to a preset size, the buoyancy of the recovery positioning indicating device is increased and the recovery positioning indicating device floats to the water surface, and the recovery positioning indicating device is connected with the underwater equipment through a connecting wire, so that the underwater equipment is also driven to float to the water surface). Meanwhile, the Beidou module 11 is connected with the signal transmission control cable 6, the Beidou module 11 starts to work, namely, the Beidou module 11 transmits signals to a north bucket satellite (transmits the signals to the position of the floating point of the underwater equipment) through the transmission skylight 12, and the Beidou satellite transmits the position signals to a salvage person receiver or a mobile phone, so that the position of the underwater equipment is positioned.
In an alternative embodiment, fig. 2 is a partial enlarged view of a connection a between the transmitting unit 1 and the air bag 2 provided in the embodiment of the present invention, as shown in fig. 2, the recycling location indicating device further includes: the first air bag sealing block 21, the first air bag sealing block 21 set up in the bottom of big dipper module mount pad 13 and be located the open-top department of gasbag 2, the one end of first air bag sealing block 21 with the line pipe 5 is connected, the other end of first air bag sealing block 21 with the open end of gasbag 2 is connected.
In an alternative embodiment, the conduit 5 is provided with a protrusion 51, the protrusion 51 being located at the bottom of the first balloon sealing block 21.
Specifically, the top of the air bag 2 is vulcanized onto a first air bag sealing block 21 in advance, and the first air bag sealing block 21 is arranged on the protrusion 51 of the wire pipe 5 and is positioned at the bottom of the Beidou module mounting seat 13; further, the recycling positioning indication device further comprises: a compression nut 8; the compression nut 8 is disposed at the top of the Beidou module mounting seat 13 and penetrates into the wire passing pipe 5, and is used for fixedly connecting the Beidou module mounting seat 13 with the air bag 2 through the first air bag sealing block 21. In the invention, the transmitting unit 1 and the air bag 2 are connected by the clamping force among the first air bag sealing block 21, the Beidou module mounting seat 13, the compression nut 8 and the bulge 51 of the wire passing tube 5; and the arrangement of the first air bag sealing block 21 plays a role in sealing the top of the air bag 2, so that no air leakage is caused when the air bag 2 is inflated.
In an alternative implementation manner, fig. 3 is a partial enlarged view of a connection B between the airbag 2 and the inflator 3 provided in the embodiment of the present invention, and the recycling position indicating device further includes: a second bladder sealing block 22; the second air bag sealing block 22 is arranged at the bottom of the air bag 2 and is positioned in the air bag 2.
In an alternative embodiment, the recycling location indicating apparatus further includes: a third bladder sealing block 23; the third air bag sealing block 23 is arranged at the bottom of the air bag 2 and is positioned outside the air bag 2.
Specifically, the bottom of the air bag 2 is vulcanized onto the second air bag sealing block 22 in advance, the second air bag sealing block 22 and the third air bag sealing block 23 are connected through threads, and the bottom of the air bag 2 is sealed through the compression force of the threaded connection between the second air bag sealing block 22 and the third air bag sealing block 23. The arrangement of the second sealing block and the third sealing block plays a role in sealing the bottom of the air bag 2, so that no air leakage is caused when the air bag 2 is inflated.
In an alternative embodiment, the inflation channel 7 is located between the second bladder sealing block 22 and the conduit 5. The gas generated by the gas generator 3 is inflated into the airbag 2 through the inflation passage 7.
In an alternative embodiment, the third bladder sealing block 23 is fixedly connected to the top of the gas generator 3 by a set screw.
In an alternative embodiment, the bottom of the gas generator 3 is fixedly connected to the top of the base 4 by means of a set screw. Wherein, the base 4 is of a U-shaped structure.
In an alternative embodiment, the recycling location indicating apparatus further includes: a balancing weight 9; the balancing weight 9 is arranged in the base 4, so that the recovery positioning indicating device can be ensured to stably stand when floating on the water surface.
In an alternative embodiment, the recycling location indicating apparatus further includes: a pressure relief valve 24;
the pressure release valve 24 is disposed on a side wall of the air bag 2, and is configured to discharge the air in the air bag 2 when the pressure of the air bag 2 is greater than a preset threshold value.
In the present invention, in order to prevent the inflation pressure from becoming excessive, the pressure release valve 24 releases the air after the inflation exceeds a certain pressure, thereby preventing the airbag 2 from expanding and breaking.
The invention is illustrated by the following specific examples:
vulcanizing the air bag 2 onto the first air bag sealing block 21 and the second air bag sealing block 22 in advance; the top of the air bag 2 is sealed by the clamping force among the compression nut 8, the bulge 51 of the wire pipe 5, the Beidou module mounting seat 13 and the first air bag sealing block 21; the bottom of the bladder 2 is sealed by the screw connection compression force between the second bladder sealing block 22 and the third bladder sealing block 23. An inflation channel 7 is provided between the conduit 5 and the second bladder sealing block 22, the inflation channel 7 being identical to the interior of the gas generator 3 and the inflation channel 7 being located within the bladder 2. When the recovery positioning indicating device is not separated from the underwater equipment, the air bag 2 is in a folded state, after the recovery positioning indicating device is separated from the underwater equipment, the recovery positioning indicating device is connected with the underwater equipment through a connecting wire, at the moment, the gas generator 3 is powered through the western signal emission control cable 6, the medicine for generating gas in the gas generator 3 is ignited and exploded, so that the gas is generated, the gas is inflated from the inflation channel 7 to the air bag 2, the air bag 2 is rapidly unfolded in a folded shape, the volume is increased, the air bag 2 is inflated to a preset size, and in order to prevent the inflation pressure from being overlarge, the pressure release valve 24 is used for releasing air after the inflation exceeds a certain pressure, so that the air bag 2 is prevented from being inflated and broken; after the airbag 2 expands to the specified size, the buoyancy of the recovery positioning indicating device increases, floats to the water surface, and drives the underwater equipment to float to the water surface, the recovery positioning indicating device can be ensured to stably stand on the water surface through the balancing weight 9 arranged in the base 4, the Beidou module 11 connected with the signal transmission control cable 6 transmits the position information of the floating point of the recovery positioning indicating device to the north bucket satellite through the transmitting skylight 12, and the Beidou satellite transmits the position information signal to the salvage personnel receiver or the mobile phone, so that the recovery positioning indicating device and the underwater equipment are positioned.
The invention has the beneficial effects that:
the invention provides an inflatable underwater equipment recovery positioning indicating device which is simple in structural design, small in size, small in occupied space of the underwater equipment and capable of being used on small-sized underwater equipment; after recovery location indicating device separates out from the equipment under water, gasbag 2 becomes the expansion state by folding state fast, and the volume increases, and gasbag 2 collides with equipment under water this moment, can play the cushioning effect, has avoided the structure casing damage, can effectually protect recovery location indicating device and equipment under water inside components and parts not damaged, improves the reliability of recovery location indicating device to through setting up transmitting unit 1, the salvage personnel of being convenient for in time fix a position the equipment position under water of come-up.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides an inflatable is equipped with under water and is retrieved location indicating device, its characterized in that, retrieve location indicating device set up in under water is equipped with under water, works as retrieve the location indicating device from under water and pop out the separation in the equipment, retrieve the location indicating device with under water the equipment is connected through the connecting wire, wherein, retrieve the location indicating device includes: the device comprises a transmitting unit, an air bag, a gas generator, a base, a wire passing pipe and a signal transmitting control cable;
the emission unit, the air bag, the gas generator and the base are sequentially connected;
the wire passing pipe sequentially penetrates through the bottom of the transmitting unit, the air bag and the top of the gas generator; the signal transmission control cable sequentially penetrates through the base, the bottom of the gas generator and the wire passing pipe and is used for supplying power to the gas generator when the recovery positioning indicating device is popped out of the underwater equipment for separation, so that the gas generator generates gas;
an inflation channel is arranged between the gas generator and the air bag, and is used for enabling gas generated by the gas generator to be inflated into the air bag, changing the air bag from a folded state to an unfolded state and sequentially driving the recovery positioning indicating device and the underwater equipment to float to the water surface;
the transmitting unit includes: the Beidou module is connected with the signal transmission control cable penetrating through the top of the wire passing pipe and used for transmitting the Beidou satellite to the underwater equipment floating point.
2. The apparatus according to claim 1, wherein:
the transmitting unit further includes: the device comprises an emission skylight and a Beidou module mounting seat;
the transmitting skylight is fixedly connected with the Beidou module mounting seat and forms a circular cavity; the Beidou module is located in the round cavity.
3. The apparatus as recited in claim 2, further comprising: a first air bag sealing block;
the first air bag sealing block is arranged at the bottom of the Beidou module mounting seat and is positioned at the top opening of the air bag, one end of the first air bag sealing block is connected with the wire passing pipe, and the other end of the first air bag sealing block is connected with the opening end of the air bag.
4. The apparatus as recited in claim 1, further comprising: a second air bag sealing block;
the second air bag sealing block is arranged at the bottom of the air bag and is positioned in the air bag.
5. The apparatus as recited in claim 4, further comprising: a third air bag sealing block;
the third air bag sealing block is arranged at the bottom of the air bag and is positioned outside the air bag.
6. The apparatus according to claim 5, wherein:
the inflation channel is located between the second bladder sealing block and the conduit.
7. A device according to claim 3, characterized in that:
the wire passing pipe is provided with a bulge, and the bulge is positioned at the bottom of the first air bag sealing block.
8. The apparatus as recited in claim 7, further comprising: a compression nut;
the compression nut is arranged at the top of the Beidou module mounting seat and penetrates into the wire passing pipe, and is used for enabling the Beidou module mounting seat to be fixedly connected with the air bag through the first air bag sealing block.
9. The apparatus as recited in claim 1, further comprising: a pressure release valve;
the pressure relief valve is arranged on the side wall of the air bag and is used for discharging the gas in the air bag when the pressure of the air bag is greater than a preset threshold value.
10. The apparatus of claim 1, further comprising a weight;
the balancing weight is arranged in the base; wherein, the base is U type structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310007676.2A CN116413743A (en) | 2023-01-04 | 2023-01-04 | Inflatable underwater equipment recycling positioning indication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310007676.2A CN116413743A (en) | 2023-01-04 | 2023-01-04 | Inflatable underwater equipment recycling positioning indication device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116413743A true CN116413743A (en) | 2023-07-11 |
Family
ID=87050463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310007676.2A Pending CN116413743A (en) | 2023-01-04 | 2023-01-04 | Inflatable underwater equipment recycling positioning indication device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116413743A (en) |
-
2023
- 2023-01-04 CN CN202310007676.2A patent/CN116413743A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20110049294A1 (en) | Emergency Flotation Apparatus | |
| CN105416513A (en) | Safety device for emergency recovery of underwater towed body | |
| JPH04224493A (en) | Water surface unit for buoy | |
| CN106005311A (en) | Deep-sea adaptive rising device | |
| CN219302681U (en) | Inflatable underwater equipment recycling positioning indication device | |
| CN114248890B (en) | Water positioning and data returning device with self-destruction function and implementation method | |
| CN116413743A (en) | Inflatable underwater equipment recycling positioning indication device | |
| US3471877A (en) | Apparatus for mooring instruments at a predetermined depth | |
| KR20220111538A (en) | Water lifeguard system using drones | |
| CN110949653A (en) | Inflatable floating positioning position indicating device | |
| US4309786A (en) | Buoy flotation system | |
| JPH11342893A (en) | Overturn preventive device of ship by air bag system | |
| CN108298025A (en) | A kind of underwater sound communication buoy automatic inflatable air sac device | |
| US3889224A (en) | Crown float/decelerator | |
| US4153134A (en) | Underwater seismic source | |
| CN116022307A (en) | Signal recovery cabin for automatic floating ship on water | |
| CN2424106Y (en) | Air bag for salvaging sunken ship | |
| CN216734652U (en) | Rubber dinghy of high security | |
| CN110239668A (en) | One kind can self-destructed sonar buoy floating air-bag device with stabilizer blade | |
| JPH05322496A (en) | Missile floating apparatus | |
| CN204937428U (en) | The anti-rolling device of a kind of TPU air bag | |
| CN114889827A (en) | Throwing type black box emergency device | |
| US4406631A (en) | Flotation device | |
| CN211711043U (en) | Inflatable floating positioning position indicating device | |
| KR20050043911A (en) | Inflating watercraft flotation device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |